\begin{table}[htbp]\centering
\def\sym#1{\ifmmode^{#1}\else\(^{#1}\)\fi}
\caption{Logarithm Beam table\label{log\_B}}
\begin{tabular}{l*{8}{c}}
\hline\hline
            &\multicolumn{1}{c}{(1)}&\multicolumn{1}{c}{(2)}&\multicolumn{1}{c}{(3)}&\multicolumn{1}{c}{(4)}&\multicolumn{1}{c}{(5)}&\multicolumn{1}{c}{(6)}&\multicolumn{1}{c}{(7)}&\multicolumn{1}{c}{(8)}\\
            &\multicolumn{1}{c}{log\_fe2\_B6}&\multicolumn{1}{c}{log\_fe2\_B2}&\multicolumn{1}{c}{log\_fe2\_B1}&\multicolumn{1}{c}{log\_fe2\_B3}&\multicolumn{1}{c}{log\_fe2\_B4}&\multicolumn{1}{c}{log\_fe2\_B5}&\multicolumn{1}{c}{log\_fe2\_B7}&\multicolumn{1}{c}{log\_fe2\_B8}\\
\hline
log\_L3\_sd   &       0.308\sym{***}&       0.336\sym{***}&       0.339\sym{***}&       0.339\sym{***}&       0.330\sym{***}&       0.330\sym{***}&       0.346\sym{***}&       0.354\sym{***}\\
            &     (0.065)         &     (0.062)         &     (0.064)         &     (0.061)         &     (0.065)         &     (0.065)         &     (0.063)         &     (0.064)         \\
log\_B6\_L3\_sd&       0.218\sym{***}&                     &                     &                     &                     &                     &                     &                     \\
            &     (0.069)         &                     &                     &                     &                     &                     &                     &                     \\
log\_B2\_L3\_sd&                     &       0.129\sym{***}&                     &                     &                     &                     &                     &                     \\
            &                     &     (0.040)         &                     &                     &                     &                     &                     &                     \\
log\_B1\_L3\_sd&                     &                     &       0.101\sym{***}&                     &                     &                     &                     &                     \\
            &                     &                     &     (0.033)         &                     &                     &                     &                     &                     \\
log\_B3\_L3\_sd&                     &                     &                     &       0.161\sym{***}&                     &                     &                     &                     \\
            &                     &                     &                     &     (0.050)         &                     &                     &                     &                     \\
log\_B4\_L3\_sd&                     &                     &                     &                     &       0.187\sym{***}&                     &                     &                     \\
            &                     &                     &                     &                     &     (0.063)         &                     &                     &                     \\
log\_B5\_L3\_sd&                     &                     &                     &                     &                     &       0.140\sym{**} &                     &                     \\
            &                     &                     &                     &                     &                     &     (0.055)         &                     &                     \\
log\_B7\_L3\_sd&                     &                     &                     &                     &                     &                     &       0.116\sym{*}  &                     \\
            &                     &                     &                     &                     &                     &                     &     (0.059)         &                     \\
log\_B8\_L3\_sd&                     &                     &                     &                     &                     &                     &                     &       0.099\sym{**} \\
            &                     &                     &                     &                     &                     &                     &                     &     (0.039)         \\
\hline
r2          &       0.893         &       0.889         &       0.888         &       0.891         &       0.893         &       0.889         &       0.887         &       0.886         \\
\hline\hline
\multicolumn{9}{l}{\footnotesize Standard errors in parentheses}\\
\multicolumn{9}{l}{\footnotesize \sym{*} \(p<0.10\), \sym{**} \(p<.05\), \sym{***} \(p<.01\)}\\
\end{tabular}
\end{table}
